+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-11 18:08:52.497 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-11 18:08:52.762 1 INFO cinder.rpc [None req-e30ca5e1-6182-4139-b176-66ee395c4b26 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-11 18:08:52.766 1 INFO cinder.rpc [None req-e30ca5e1-6182-4139-b176-66ee395c4b26 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-11 18:08:52.768 1 INFO cinder.rpc [None req-e30ca5e1-6182-4139-b176-66ee395c4b26 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-11 18:08:52.770 1 INFO cinder.rpc [None req-e30ca5e1-6182-4139-b176-66ee395c4b26 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-11 18:08:52.773 1 INFO cinder.rpc [None req-e30ca5e1-6182-4139-b176-66ee395c4b26 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-11 18:08:52.775 1 INFO cinder.rpc [None req-e30ca5e1-6182-4139-b176-66ee395c4b26 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-11 18:08:52.834 1 WARNING oslo_config.cfg [None req-e30ca5e1-6182-4139-b176-66ee395c4b26 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated for removal (The auth_uri option is deprecated in favor of www_authenticate_uri and will be removed in the S  release.).  Its value may be silently ignored in the future.
2026-09-11 18:08:52.835 1 WARNING oslo_config.cfg [None req-e30ca5e1-6182-4139-b176-66ee395c4b26 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-11 18:08:52.843 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.25)
2026-09-11 18:08:52.867 1 INFO cinder.backup.manager [None req-3780d490-d4af-4e21-8b4b-e7b741e89082 - - - - - -] Cleaning up incomplete backup operations.
2026-09-11 18:08:52.925 1 INFO cinder.keymgr.migration [None req-557ed396-dbc2-401a-91a1-eb06ca817cf5 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.